# BigData vs First Derivative

The clearest difference is in-app purchases: BigData at none against First Derivative's 9. BigData also leads on device support (3 vs 1) and iOS requirement (7.0 vs 16.0). First Derivative's advantage is update cadence (every 2 weeks vs every 15 months). On price and ads there is nothing between them.

Both are free to download. First Derivative sells 9 in-app purchases, starting at $1.99 per month. BigData asks for nothing beyond the download.

BigData ships an update every 15 months, First Derivative every 2 weeks. The most recent releases landed on September 22, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | BigData | First Derivative |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/first-derivative/id6758227291/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 72 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Vogel Communications Group GmbH & Co. KG](https://appshunter.io/developer/426359614) | [Edvard Bjarnason](https://appshunter.io/developer/1540586411) |

## What reviewers say

### BigData

[App page](https://appshunter.io/ios/app/bigdata-insider/id1009278446)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### First Derivative

[App page](https://appshunter.io/ios/app/first-derivative/id6758227291)

This app analyzes global events and situations across geopolitics, markets, and risk. It models over 2,000 events daily from 100,000 articles to provide structured, forward-looking analysis with probable outcomes. Designed for decision-makers seeking context over noise.

**Highlights:** Daily event modeling from 100,000 articles, Structured analysis of situations, Forward-looking scenarios with probabilities, System dynamics modeling, Global risk radar, 14-day free trial

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free | $1.99 | per month |
| Analytics | $4.99 | per month |
| Ad-free + Analytics | $4.99 | per month |
| Ad-free | $19.99 | per year |
| Analytics | $49.99 | per year |
| Ad-free + Analytics | $49.99 | per year |
| Credits 20 | $9.99 | one-time |
| Credits 50 | $19.99 | one-time |
| Credits 100 | $34.99 | one-time |


## Frequently asked questions

### Is BigData free?

BigData is free to download, with no in-app purchases.

### Is First Derivative free?

First Derivative is free to download, with in-app purchases available.

### Do BigData or First Derivative have ads?

Neither BigData nor First Derivative shows ads.

### Which is updated more often, BigData or First Derivative?

BigData ships an update every 15 months, and First Derivative every 2 weeks. Most recently, BigData was updated on September 22, 2026 and First Derivative on September 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*